From: Peter Rabbitson <ribasushi@cpan.org>
Date: Wed, 25 May 2016 12:19:13 +0000 (+0200)
Subject: Move even more utils into DBIC::_Util (see next commit)
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=10be570e51ef741ead5f0e8d5ceca78499a8965c;p=dbsrgits%2FDBIx-Class-Historic.git

Move even more utils into DBIC::_Util (see next commit)

Zero functional changes
---

diff --git a/lib/DBIx/Class/_Util.pm b/lib/DBIx/Class/_Util.pm
index da0d49b..a713ee7 100644
--- a/lib/DBIx/Class/_Util.pm
+++ b/lib/DBIx/Class/_Util.pm
@@ -94,8 +94,8 @@ our @EXPORT_OK = qw(
   fail_on_internal_wantarray fail_on_internal_call
   refdesc refcount hrefaddr set_subname
   scope_guard detected_reinvoked_destructor
-  is_exception dbic_internal_try
-  quote_sub qsub perlstring serialize deep_clone dump_value
+  is_exception dbic_internal_try visit_namespaces
+  quote_sub qsub perlstring serialize deep_clone dump_value uniq
   parent_dir mkdir_p
   UNRESOLVABLE_CONDITION
 );
@@ -200,6 +200,36 @@ sub refcount ($) {
   B::svref_2object($_[0])->REFCNT;
 }
 
+sub visit_namespaces {
+  my $args = { (ref $_[0]) ? %{$_[0]} : @_ };
+
+  my $visited_count = 1;
+
+  # A package and a namespace are subtly different things
+  $args->{package} ||= 'main';
+  $args->{package} = 'main' if $args->{package} =~ /^ :: (?: main )? $/x;
+  $args->{package} =~ s/^:://;
+
+  if ( $args->{action}->($args->{package}) ) {
+    my $ns =
+      ( ($args->{package} eq 'main') ? '' :  $args->{package} )
+        .
+      '::'
+    ;
+
+    $visited_count += visit_namespaces( %$args, package => $_ ) for
+      grep
+        # this happens sometimes on %:: traversal
+        { $_ ne '::main' }
+        map
+          { $_ =~ /^(.+?)::$/ ? "$ns$1" : () }
+          do { no strict 'refs'; keys %$ns }
+    ;
+  }
+
+  $visited_count;
+}
+
 # FIXME In another life switch this to a polyfill like the one in namespace::clean
 sub set_subname ($$) {
 
@@ -215,6 +245,15 @@ sub serialize ($) {
   nfreeze($_[0]);
 }
 
+sub uniq {
+  my( %seen, $seen_undef, $numeric_preserving_copy );
+  grep { not (
+    defined $_
+      ? $seen{ $numeric_preserving_copy = $_ }++
+      : $seen_undef++
+  ) } @_;
+}
+
 my $dd_obj;
 sub dump_value ($) {
   local $Data::Dumper::Indent = 1
diff --git a/t/00describe_environment.t b/t/00describe_environment.t
index e24249f..21cf5d6 100644
--- a/t/00describe_environment.t
+++ b/t/00describe_environment.t
@@ -57,7 +57,7 @@ use List::Util 'max';
 use ExtUtils::MakeMaker;
 
 use DBICTest::RunMode;
-use DBICTest::Util 'visit_namespaces';
+use DBIx::Class::_Util 'visit_namespaces';
 use DBIx::Class::Optional::Dependencies;
 
 my $known_paths = {
diff --git a/t/lib/DBICTest/Util.pm b/t/lib/DBICTest/Util.pm
index 990050c..46b8c2f 100644
--- a/t/lib/DBICTest/Util.pm
+++ b/t/lib/DBICTest/Util.pm
@@ -37,7 +37,7 @@ use base 'Exporter';
 our @EXPORT_OK = qw(
   dbg stacktrace class_seems_loaded
   local_umask slurp_bytes tmpdir find_co_root rm_rf
-  visit_namespaces PEEPEENESS
+  PEEPEENESS
   check_customcond_args
   await_flock DEBUG_TEST_CONCURRENCY_LOCKS
 );
@@ -409,36 +409,6 @@ sub check_customcond_args ($) {
   $args;
 }
 
-sub visit_namespaces {
-  my $args = { (ref $_[0]) ? %{$_[0]} : @_ };
-
-  my $visited_count = 1;
-
-  # A package and a namespace are subtly different things
-  $args->{package} ||= 'main';
-  $args->{package} = 'main' if $args->{package} =~ /^ :: (?: main )? $/x;
-  $args->{package} =~ s/^:://;
-
-  if ( $args->{action}->($args->{package}) ) {
-    my $ns =
-      ( ($args->{package} eq 'main') ? '' :  $args->{package} )
-        .
-      '::'
-    ;
-
-    $visited_count += visit_namespaces( %$args, package => $_ ) for
-      grep
-        # this happens sometimes on %:: traversal
-        { $_ ne '::main' }
-        map
-          { $_ =~ /^(.+?)::$/ ? "$ns$1" : () }
-          do { no strict 'refs'; keys %$ns }
-    ;
-  }
-
-  return $visited_count;
-}
-
 #
 # Replicate the *heuristic* (important!!!) implementation found in various
 # forms within Class::Load / Module::Inspector / Class::C3::Componentised
diff --git a/t/lib/DBICTest/Util/LeakTracer.pm b/t/lib/DBICTest/Util/LeakTracer.pm
index 4873d77..6f1bcb6 100644
--- a/t/lib/DBICTest/Util/LeakTracer.pm
+++ b/t/lib/DBICTest/Util/LeakTracer.pm
@@ -6,9 +6,9 @@ use strict;
 use ANFANG;
 use Carp;
 use Scalar::Util qw(isweak weaken blessed reftype);
-use DBIx::Class::_Util qw(refcount hrefaddr refdesc dump_value);
+use DBIx::Class::_Util qw(refcount hrefaddr refdesc dump_value visit_namespaces);
 use DBICTest::RunMode;
-use DBICTest::Util qw( stacktrace visit_namespaces );
+use DBICTest::Util 'stacktrace';
 use constant {
   CV_TRACING => !!(
     !DBICTest::RunMode->is_plain